NPIMap

Individual provider Active NPI

Brian A Los, MD

  • Family Medicine Physician
  • Titusville, PA
National Provider Identifier
1497747588
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
MD060387L Issued in PA
Practice address
339 W Spring St
Suite 102
Titusville, PA 16354-1655
Phone
(814) 827-9695
Fax
(814) 827-0216
NPI assigned
Aug 16, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X MD060387L PA Primary

Addresses

Primary practice location

339 W Spring St
Suite 102
Titusville, PA 16354-1655

Mailing address

339 W Spring St
Suite 102
Titusville, PA 16354-1655
Phone (814) 827-9695

Other identifiers 1

IdentifierTypeStateIssuer
0016335370004MedicaidPA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100422000641 PA Practitioner - Internal Medicine 9537131867 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Pittsburgh School of Medicine, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Titusville Area HospitalGroup PAC ID 8022907575, 77 clinicians
Keystone Rehabilitation Systems IncGroup PAC ID 7012826753, 750 clinicians

Practice addresses (Care Compare)

116 Central Ave
Oil City, PA 16301-2736
Phone (814) 676-0431

316 Allegheny Blvd
Suite B
Franklin, PA 16323-6208
Phone (814) 432-7200

339 W Spring St
Titusville, PA 16354-1655
Phone (814) 827-9675

406 W Oak St
Titiusville, PA 16354-1404
Phone (814) 827-1851

Hospital & facility affiliations

  • Visiting Nurses Association of Venango County Home health agency, Franklin, PA, CCN 397101
  • Darling'S Home Care Home health agency, Warren, PA, CCN 398240
  • Vna Alliance Home health agency, Meadville, PA, CCN 397655
  • Hospice of Crawford County Inc Hospice, Meadville, PA, CCN 391540
  • Titusville Area Hospital Hospital, Titusville, PA, CCN 391314
  • Meadville Medical Center Hospital, Meadville, PA, CCN 390113
  • Upmc Northwest Hospital, Seneca, PA, CCN 390091

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Titusville Area Hospital CurrentSince Jan 1, 2019 Accepting new patients
Titusville Area Hospital CurrentSince May 17, 1997 Accepting new patients
Titusville Area Hospital Current Accepting new patients
Hospice of Crawford County, Inc. CurrentSince Jul 1, 2023 Accepting new patients
Titusville Area Hospital CurrentSince Jan 1, 2019 Accepting new patients
Oil Valley Internal Medicine Associates PC CurrentSince May 17, 1997 Accepting new patients
Titusville Area Hospital CurrentSince May 17, 1997 Accepting new patients
Hospice of Crawford County Inc Family Medicine PastSince Apr 11, 2021 Accepting new patients

Locations

766 Liberty St
Meadville, PA 16335
Phone (814) 333-5403

116 Central Ave
Oil City, PA 16301
Phone (814) 676-0431

9 Glenview Ave
Ste 206
Oil City, PA 16301
Phone (814) 676-0431

339 W Spring St
Titusville, PA 16354
Phone (814) 827-9675

417 N Monroe St
Titusville, PA 16354
Phone (814) 333-7086

339 W Spring St
Ste 102
Titusville, PA 16354
Phone (814) 824-9675

406 W Oak St
Titusville, PA 16354
Phone (814) 827-1851

Interoperability endpoints

  • Direct secure messaging: brian.a.los@directaddress.net

Organizations & group practices 35

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 35

Hospital & facility affiliations 9

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1124150400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1497747588",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "339 W SPRING ST",
            "address_2": "SUITE 102",
            "city": "TITUSVILLE",
            "state": "PA",
            "postal_code": "163541655",
            "telephone_number": "814-827-9695",
            "fax_number": "814-827-0216"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "339 W SPRING ST",
            "address_2": "SUITE 102",
            "city": "TITUSVILLE",
            "state": "PA",
            "postal_code": "163541655",
            "telephone_number": "814-827-9695",
            "fax_number": "814-827-0216"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOS",
        "first_name": "BRIAN",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-16",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "PA",
            "license": "MD060387L",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0016335370004",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Titusville, PA

Sources for this page

Verify at the official NPI Registry.